Seagate Portable 5TB Hard Drive for $90Seagate 5TB Portable Hard Drive for $90 with free shipping.
Plus tax.
Non-Costco members can order with a 5% surcharge ($94.50 before tax).
This is the small "portable" external hard drive that uses just one USB cable for power and data, so no need to carry a separate power cord with you.
We used a similar portable drive when we could travel, for storing thousands of photos taken with a camera.